Ключевые слова: agreement, blank, board, business, button, check, checkbox, checklist, choice, clipboard, concept, contract, data, design, document, education, exam, file, flat, form, icon, illustration, information, isolated, list, mark, message, note, notebook, notepad, object, office, pad, page, paper, pencil, questionnaire, report, sheet, sign, success, survey, symbol, task, test, tick, voting, web, white,